function vidi ($site)
  {
    $ch = curl_init ();
    curl_setopt ($ch, CURLOPT_URL, $site);
    curl_setopt ($ch, CURLOPT_HEADER, 1);
    curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt ($ch, CURLOPT_POST, true);
    curl_setopt ($ch, CURLOPT_POSTFIELDS, 'what=login&username=kullaniciadi&password=sifre&logmein=1&usradult=1');
    $data = curl_exec ($ch);
    curl_close ($ch);
    return $data;
  }